221940216

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1319}}^1$

素因数の和:1394

約数の個数: 128

約数和(自身を含む): 665280000

約数和(自身を除く): 443339784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 41, 54, 57, 72, 76, 82, 108, 114, 123, 152, 164, 171, 216, 228, 246, 328, 342, 369, 456, 492, 513, 684, 738, 779, 984, 1026, 1107, 1319, 1368, 1476, 1558, 2052, 2214, 2337, 2638, 2952, 3116, 3957, 4104, 4428, 4674, 5276, 6232, 7011, 7914, 8856, 9348, 10552, 11871, 14022, 15828, 18696, 21033, 23742, 25061, 28044, 31656, 35613, 42066, 47484, 50122, 54079, 56088, 71226, 75183, 84132, 94968, 100244, 108158, 142452, 150366, 162237, 168264, 200488, 216316, 225549, 284904, 300732, 324474, 432632, 451098, 486711, 601464, 648948, 676647, 902196, 973422, 1027501, 1297896, 1353294, 1460133, 1804392, 1946844, 2055002, 2706588, 2920266, 3082503, 3893688, 4110004, 5413176, 5840532, 6165006, 8220008, 9247509, 11681064, 12330012, 18495018, 24660024, 27742527, 36990036, 55485054, 73980072, 110970108, 221940216]

約数ペア:

[(1, 221940216), (2, 110970108), (3, 73980072), (4, 55485054), (6, 36990036), (8, 27742527), (9, 24660024), (12, 18495018), (18, 12330012), (19, 11681064), (24, 9247509), (27, 8220008), (36, 6165006), (38, 5840532), (41, 5413176), (54, 4110004), (57, 3893688), (72, 3082503), (76, 2920266), (82, 2706588), (108, 2055002), (114, 1946844), (123, 1804392), (152, 1460133), (164, 1353294), (171, 1297896), (216, 1027501), (228, 973422), (246, 902196), (328, 676647), (342, 648948), (369, 601464), (456, 486711), (492, 451098), (513, 432632), (684, 324474), (738, 300732), (779, 284904), (984, 225549), (1026, 216316), (1107, 200488), (1319, 168264), (1368, 162237), (1476, 150366), (1558, 142452), (2052, 108158), (2214, 100244), (2337, 94968), (2638, 84132), (2952, 75183), (3116, 71226), (3957, 56088), (4104, 54079), (4428, 50122), (4674, 47484), (5276, 42066), (6232, 35613), (7011, 31656), (7914, 28044), (8856, 25061), (9348, 23742), (10552, 21033), (11871, 18696), (14022, 15828)]